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Cheap flights from Seattle to Halifax from C$ 180

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Halifax departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Seattle to Halifax

Cheap round-trip flights

WestJet Logo
1:50 p.m. - 5:59 a.m.SEA-YHZ
12h 09m2 stops
WestJet Logo
7:00 a.m. - 12:35 p.m.YHZ-SEA
9h 35m1 stop
C$ 331WestJet
Find Deal
Thu, 2 Oct - Sun, 12 Oct
WestJet Logo
7:05 a.m. - 7:09 p.m.SEA-YHZ
8h 04m1 stop
WestJet Logo
7:00 a.m. - 12:35 p.m.YHZ-SEA
9h 35m1 stop
C$ 339WestJet
Find Deal
Tue, 7 Oct - Sun, 12 Oct
WestJet Logo
1:50 p.m. - 5:59 a.m.SEA-YHZ
12h 09m2 stops
WestJet Logo
7:00 a.m. - 12:35 p.m.YHZ-SEA
9h 35m1 stop
C$ 342WestJet
Find Deal
Fri, 10 Oct - Sun, 12 Oct
WestJet Logo
1:50 p.m. - 7:13 a.m.SEA-YHZ
13h 23m1 stop
WestJet Logo
7:00 a.m. - 12:35 p.m.YHZ-SEA
9h 35m1 stop
C$ 363WestJet
Find Deal
Fri, 10 Oct - Sun, 12 Oct
Logo
11:10 p.m. - 12:24 a.m.SEA-YHZ
21h 14m2 stops
Logo
7:00 a.m. - 12:35 p.m.YHZ-SEA
9h 35m1 stop
C$ 415
Find Deal
Sun, 5 Oct - Sun, 12 Oct
Air Canada Logo
12:00 p.m. - 1:49 a.m.SEA-YHZ
9h 49m1 stop
Air Canada Logo
5:45 a.m. - 2:16 p.m.YHZ-SEA
12h 31m2 stops
C$ 465Air Canada
Find Deal
Tue, 7 Oct - Wed, 8 Oct
Logo
11:10 p.m. - 11:40 p.m.SEA-YHZ
20h 30m2 stops
Logo
7:35 p.m. - 12:35 p.m.YHZ-SEA
21h 00m1 stop
C$ 466
Find Deal
Mon, 6 Oct - Sat, 11 Oct
Air Canada Logo
5:30 a.m. - 6:26 p.m.SEA-YHZ
8h 56m1 stop
Air Canada Logo
5:45 a.m. - 2:16 p.m.YHZ-SEA
12h 31m2 stops
C$ 496Air Canada
Find Deal
Thu, 2 Oct - Wed, 8 Oct
United Airlines Logo
12:00 p.m. - 1:49 a.m.SEA-YHZ
9h 49m1 stop
United Airlines Logo
5:25 a.m. - 10:59 a.m.YHZ-SEA
9h 34m1 stop
C$ 507United Airlines
Find Deal
Wed, 8 Oct - Thu, 9 Oct
United Airlines Logo
7:37 p.m. - 3:53 p.m.SEA-YHZ
16h 16m2 stops
United Airlines Logo
5:25 a.m. - 10:59 a.m.YHZ-SEA
9h 34m1 stop
C$ 516United Airlines
Find Deal
Fri, 3 Oct - Thu, 9 Oct

WestJet flights from Seattle to Halifax

Our best WestJet deals on Seattle to Halifax flight tickets
WestJet
2 Oct
SEA1:50 p.m.Seattle/Tacoma Intl
12h 09m
2 stops
YHZ5:59 a.m.Halifax Intl
12 Oct
YHZ7:00 a.m.Halifax Intl
9h 35m
1 stop
SEA12:35 p.m.Seattle/Tacoma Intl
C$ 331
Find similar
WestJet
7 Oct
SEA7:05 a.m.Seattle/Tacoma Intl
8h 04m
1 stop
YHZ7:09 p.m.Halifax Intl
12 Oct
YHZ7:00 a.m.Halifax Intl
9h 35m
1 stop
SEA12:35 p.m.Seattle/Tacoma Intl
C$ 339
Find similar
WestJet
10 Oct
SEA1:50 p.m.Seattle/Tacoma Intl
12h 09m
2 stops
YHZ5:59 a.m.Halifax Intl
12 Oct
YHZ7:00 a.m.Halifax Intl
9h 35m
1 stop
SEA12:35 p.m.Seattle/Tacoma Intl
C$ 342
Find similar

Air Canada flights from Seattle to Halifax

Our best Air Canada deals on Seattle to Halifax flight tickets
Air Canada
7 Oct
SEA12:00 p.m.Seattle/Tacoma Intl
9h 49m
1 stop
YHZ1:49 a.m.Halifax Intl
8 Oct
YHZ5:45 a.m.Halifax Intl
12h 31m
2 stops
SEA2:16 p.m.Seattle/Tacoma Intl
C$ 465
Find similar
Air Canada
2 Oct
SEA5:30 a.m.Seattle/Tacoma Intl
8h 56m
1 stop
YHZ6:26 p.m.Halifax Intl
8 Oct
YHZ5:45 a.m.Halifax Intl
12h 31m
2 stops
SEA2:16 p.m.Seattle/Tacoma Intl
C$ 496
Find similar
Air Canada
4 Oct
SEA5:30 a.m.Seattle/Tacoma Intl
8h 56m
1 stop
YHZ6:26 p.m.Halifax Intl
12 Oct
YHZ5:25 a.m.Halifax Intl
9h 34m
1 stop
SEA10:59 a.m.Seattle/Tacoma Intl
C$ 497
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Halifax that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Seattle to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 2/10

1:50 p.m.-5:59 a.m.

2 stops12h 09m

Halifax Intl

Sun 12/10

7:00 a.m.-12:35 p.m.

1 stop9h 35m

C$ 331

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 7/10

7:05 a.m.-7:09 p.m.

1 stop8h 04m

Halifax Intl

Sun 12/10

7:00 a.m.-12:35 p.m.

1 stop9h 35m

C$ 339

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 10/10

1:50 p.m.-5:59 a.m.

2 stops12h 09m

Halifax Intl

Sun 12/10

7:00 a.m.-12:35 p.m.

1 stop9h 35m

C$ 342

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 10/10

1:50 p.m.-7:13 a.m.

1 stop13h 23m

Halifax Intl

Sun 12/10

7:00 a.m.-12:35 p.m.

1 stop9h 35m

C$ 363

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 5/10

11:10 p.m.-12:24 a.m.

2 stops21h 14m

Halifax Intl

Sun 12/10

7:00 a.m.-12:35 p.m.

1 stop9h 35m

C$ 415

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 7/10

12:00 p.m.-1:49 a.m.

1 stop9h 49m

Halifax Intl

Wed 8/10

5:45 a.m.-2:16 p.m.

2 stops12h 31m

C$ 465

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 6/10

11:10 p.m.-11:40 p.m.

2 stops20h 30m

Halifax Intl

Sat 11/10

7:35 p.m.-12:35 p.m.

1 stop21h 00m

C$ 466

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 2/10

5:30 a.m.-6:26 p.m.

1 stop8h 56m

Halifax Intl

Wed 8/10

5:45 a.m.-2:16 p.m.

2 stops12h 31m

C$ 496

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 8/10

12:00 p.m.-1:49 a.m.

1 stop9h 49m

Halifax Intl

Thu 9/10

5:25 a.m.-10:59 a.m.

1 stop9h 34m

C$ 507

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 3/10

7:37 p.m.-3:53 p.m.

2 stops16h 16m

Halifax Intl

Thu 9/10

5:25 a.m.-10:59 a.m.

1 stop9h 34m

C$ 516

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Halifax from

How to get the cheapest flight ticket from Seattle to Halifax

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Halifax?

The cheapest month to fly to Halifax from Seattle is in April. Flight prices, which tend to average around C$ 360, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Halifax, with average flight prices from Seattle averaging around C$ 682.

What is the cheapest day to depart on your flight to Halifax?

According to our data, Tuesday is the cheapest day to fly to Halifax from Seattle. The lowest ticket price found for a Tuesday departure recently was C$ 479. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Friday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 784.

What is the cheapest time of day to depart on your flight to Halifax?

According to our data, the cheapest time of day to fly to Halifax is in the evening. momondo users have found flights departing from Seattle to Halifax in the evening for as low as C$ 548. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Halifax, so prices are often more expensive at around C$ 699 per ticket.

How far in advance should I book a flight to Halifax?

You are more likely to see cheaper flights to Halifax from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Halifax for around C$ 782 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Halifax from Seattle for as low as C$ 479 on momondo.

Can stopping save me money on Seattle to Halifax flights?

You could potentially save up to 52% on your flight if you consider stops on a Seattle to Halifax flight.

When to book flights from Seattle to Halifax

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Halifax according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Halifax (SEA to YHZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Halifax

Direct flights

None
There are no direct flights from Seattle to Halifax. There are no popular flight routes from Seattle to Halifax.
Search flight deals

  • How far is Seattle/Tacoma Intl to Halifax Intl by plane?

    Seattle/Tacoma Intl and Halifax Intl are 4428.0 km apart from one another. In terms of flight time, this usually takes a little over 8h 04m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Halifax Intl Airport.

  • What documentation or ID do you need to fly to Halifax Intl Airport?

    The travel and health documents required for your trip to Halifax Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Halifax Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Halifax?

Best airlines flying from Seattle to Halifax

Compare and see reviews for airlines that fly from Seattle to Halifax with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 269Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Travelling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Truro
Lunenburg
Bridgewater
Enfield
Mahone Bay
Liverpool
Windsor
Chester
Fall River

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Halifax?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Halifax from Seattle.

Can I find flights from Seattle to Halifax with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Halifax from Seattle with this policy.

How can momondo help me find flights from Seattle to Halifax?

momondo helps you find the best flight between Seattle and Halifax by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Halifax right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Halifax, momondo offers a useful price alert feature which will track prices for flights to Halifax from Seattle and alert you when they change.

An easier way to manage your Halifax trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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